The first event of the 2025 ProKart Challenge program was held on the February 28-March 2 weekend at the new K1 Circuit. The Winchester, California facility welcomed the Superkarts! USA regional program for a third time since opening its doors in August 2024. Rounds One and Two of the 2025 championship program kicked off with perfect racing weather to begin the 21st season of the series.

Two decades of racing completed in September for the California ProKart Challenge. The Superkarts! USA regional program hosted five events, featuring six rounds of competition throughout southern California. It was another successful year, experiencing tight racing in every category, while the organization awarded over $50,000 in prizes over the course of the season, including weekend and championship awards.

The sixth and final round of the Superkarts! USA California ProKart Challenge was held over the September 28-29 weekend, returning to the K1 Circuit. The Winchester, California facility sparked up the entry total once again, surpassing the 150-mark for 11 classes in competition. Perfect weather greeted the teams and drivers completing the 20th season for the championship program.

The California ProKart Challenge is carrying the momentum of the season’s fourth event in August into the 2024 series finale, scheduled for September 28-29 at the new K1 Circuit. The Winchester, California facility welcomed 171 entries for the double-round weekend, with another big turnout expected for the two-day, one round series finale of the Superkarts! USA regional program.

Year 20 of the California ProKart Challenge will complete the first half of the championship chase when the series heads to the Santa Maria Kart Track on the May 18-19 weekend. The first two rounds of the 2024 Superkarts! USA regional series were held at the Buttonwillow Raceway Park, and now the program heads to Santa Maria near the Pacific Coast for Round Three.